for (let i = 1; i < 15; i += 2) {
    console.log(i)
    i = 10
    break
}
console.log('-'.repeat(50))
for(let i=1;i<=25;i++){
    if(i%2!==0){
        console.log(i)
    }else{
        console.log(String(i).padStart(3,'0'))
    }
}


/*
if(typeof(i) === 'undefined'){
    console.log('i没有定义')
}else{
    console.log(i)
}

try {
    console.log(i)
}catch(e){
    console.log("不能输出i,因为它没有定义")
}
*/
